Adds tests for _get_endpoint in client submodule

This adds tests for proper inner calling from _get_endpoint method in
tuskarclient/client module with test for default kwargs values and
return value.

tuskarclient/tests/test_client.py

@@ -0,0 +1,48 @@
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tuskarclient.tests import utils as tutils
+
+from tuskarclient import client
+
+import mock
+
+
+class ClientGetEndpointTest(tutils.TestCase):
+    def setUp(self):
+        super(ClientGetEndpointTest, self).setUp()
+        self.ksclient = lambda: None
+        self.ksclient.service_catalog = mock.MagicMock(name='service_catalog')
+        self.ksclient.service_catalog.url_for = mock.Mock(
+            return_value='http://tuskar.api:1234'
+        )
+
+    def test_default_values(self):
+        return_value = client._get_endpoint(self.ksclient)
+        self.assertEqual(return_value, 'http://tuskar.api:1234')
+        self.ksclient.service_catalog.url_for.assert_called_with(
+            service_type='management',
+            endpoint_type='publicURL',
+        )
+
+    def test_kwargs_values(self):
+        return_value = client._get_endpoint(
+            self.ksclient,
+            service_type='service_type_value',
+            endpoint_type='endpoint_type_value',
+            other_type='other_type_value',
+        )
+        self.assertEqual(return_value, 'http://tuskar.api:1234')
+        self.ksclient.service_catalog.url_for.assert_called_with(
+            service_type='service_type_value',
+            endpoint_type='endpoint_type_value',
+        )